Wristwatch



FIG. 1 is a plan view of my wristwatch design;

FIG. 2 is a bottom end view thereof;

FIG. 3 is a side elevational, perspective view thereof;

FIG. 4 is a front perspective elevational view thereof.

FIG. 5 is a rear perspective elevational view thereof; and,

FIG. 6 is a perspective elevational view thereof taken from the other side. 

The ornamental design for a wristwatch, as shown and described. 